Blake's 7 Member Messages 205 Location Ireland Mar 17, 2018 #1 The box walls are only a few mm thick, What amps should I set my inverter to? I have a box of 3.2 mm diameter rods, are they OK to use or will I be better off with smaller diameter rods? Thanks.
The box walls are only a few mm thick, What amps should I set my inverter to? I have a box of 3.2 mm diameter rods, are they OK to use or will I be better off with smaller diameter rods? Thanks.
gaz1 Member Messages 17,999 Location westyorkshire Mar 17, 2018 #2 id be using 2.5 but i can use 2.5s on any thickness with practice
A Arclikeharrypotter Member Messages 1,240 Location Northampton Mar 17, 2018 #3 Depending on what type of joint you are welding 3.2 would be fine. Just keep a nice short arc and don't attack it with masses of amps.
Depending on what type of joint you are welding 3.2 would be fine. Just keep a nice short arc and don't attack it with masses of amps.
T TechnicAl Banned Messages 8,981 Location Rotherham Mar 17, 2018 #4 dia x 40 and you wont be far wrong...........2.5mm 100 amps.......3,2mm 130 amps
Blake's 7 Member Messages 205 Location Ireland Mar 18, 2018 #5 Thanks folks. I'm going to get a box of 2.5's and burn them at 100 amps.
Richard. Member Messages 18,347 Location Cambridgeshire Mar 18, 2018 #6 1Billion Amps said: Thanks folks. I'm going to get a box of 2.5's and burn them at 100 amps. Click to expand... Run them around 80 amps if it’s only a few mm thick. 100 amps is top end current for a 2.5
1Billion Amps said: Thanks folks. I'm going to get a box of 2.5's and burn them at 100 amps. Click to expand... Run them around 80 amps if it’s only a few mm thick. 100 amps is top end current for a 2.5
Blake's 7 Member Messages 205 Location Ireland Mar 18, 2018 #7 Richard. said: Run them around 80 amps if it’s only a few mm thick. 100 amps is top end current for a 2.5 Click to expand... Thanks for the advice. I will practice with the 2.5's on some scrap 2" x 2" box beforehand.
Richard. said: Run them around 80 amps if it’s only a few mm thick. 100 amps is top end current for a 2.5 Click to expand... Thanks for the advice. I will practice with the 2.5's on some scrap 2" x 2" box beforehand.
A Arclikeharrypotter Member Messages 1,240 Location Northampton Mar 18, 2018 #8 3.2 6013 at about 105 will do the job just fine. 2.5 at 100A you'l be blowing some holes, or getting undercut on 3mm box.
3.2 6013 at about 105 will do the job just fine. 2.5 at 100A you'l be blowing some holes, or getting undercut on 3mm box.